How Uber Used Secret Greyball Tool to Deceive Authorities Worldwide A program uses data Uber collected to evade law enforcement in cities that resist the ride-hailing service, some current and former Uber employees said. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Countries That Broke Ties With Qatar Indicate Some Flexibility on DemandsEurope Edition: Vladimir Putin, Donald Trump, Poland: Your Wednesday BriefingIran Says U.S. Is Not Complying With the Nuclear DealSaudi King’s Son Plotted Effort to Oust His RivalTrump Administration Is Weighing New Sanctions Against VenezuelaAs Relations Worsen, Iran Says U.S. Sanctions May Violate Nuclear Deal